<template>
    <div class="mui-numbox" data-numbox-min="1" :data-numbox-max="max" :style="myStyle">
        <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
        <input class="mui-input-numbox" type="number" :value="initcount" @change="countChanged" ref="num">
        <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
    </div>
</template>

<script>
import mui from '../lib/mui/js/mui.min.js'
export default {
    data(){
        return{
            myStyle:{}
        }
    },
    mounted() {
        mui('.mui-numbox').numbox()
        if (this.$props.size === 'min') {
        this.myStyle = { height: '25px', margin: '0 10px 0px 10px' }
         }
    },
    methods: {
        countChanged() {
            var count = parseInt(this.$refs.num.value)
            this.$emit('count', { id: this.goodsid, count: count })
        }
    },
    props: ['initcount', 'max', 'goodsid','size'],
    watch: {
        'max'(newVal) {
            mui('.mui-numbox').numbox().setOption('max', newVal)
        }
    }
}
</script>
  